d Orbital Energies for Various Structures in Terms of Dqo

Coordination
Number
Structure
dx2 - y2
dz2
dxy
dxz
dyz
2
lineara
-6.28
10.28
-6.28
1.14
1.14
3
trigonalb
5.46
-3.21
5.46
-3.86
-3.86
4
tetrahedrala
-2.67
-2.67
1.78
1.78
1.78
4
square planarb
12.28
-4.28
2.28
-5.14
-5.14
5
trigonal bipyramidc
0.82
7.07
-0.82
-2.72
-2.72
5
square pyramidc
9.14
0.86
-0.86
-4.57
-4.57
6
octahedron
6.00
6.00
-4.00
-4.00
-4.00


aBonds lie along the z axis

bBonds lie in the xy plane

cPyramid base in the xy plane

From "Theoretical Inorganic Chemistry," M. Clyd Day and Joel Selbin, Reinhold Publishing Corp., New York (1962), p 292.